def create(name, image, flavor, nics, *args, **kwargs):
vm = vnc_api.VirtualMachine(name)
FakeNovaClient.vnc_lib.virtual_machine_create(vm)
for network in nics:
if 'nic-id' in network:
vn = FakeNovaClient.vnc_lib.virtual_network_read(
id=network['net-id'])
vmi = vnc_api.VirtualMachineInterface(vn.name,
parent_obj=vm)
vmi.set_virtual_network(vn)
FakeNovaClient.vnc_lib.virtual_machine_interface_create(
vmi)
ip_address = FakeNovaClient.vnc_lib.virtual_network_ip_alloc(
vn, count=1)[0]
ip_obj = vnc_api.InstanceIp(ip_address, ip_address)
ip_obj.add_virtual_network(vn)
ip_obj.add_virtual_machine_interface(vmi)
FakeNovaClient.vnc_lib.instance_ip_create(ip_obj)
elif 'port-id' in network:
vmi = FakeNovaClient.vnc_lib.virtual_machine_interface_read(
id=network['port-id'])
vmi.add_virtual_machine(vm)
FakeNovaClient.vnc_lib.virtual_machine_interface_update(
vmi)
# end for network
vm.id = vm.uuid
vm.delete = FakeNovaClient.delete_vm.__get__(
vm, vnc_api.VirtualMachine)
vm.get = stub
return vm
def handle_create(self):
obj_0 = vnc_api.VirtualMachine(name=self.properties[self.NAME])
if self.properties.get(self.DISPLAY_NAME) is not None:
obj_0.set_display_name(self.properties.get(self.DISPLAY_NAME))
# reference to service_instance_refs
if self.properties.get(self.SERVICE_INSTANCE_REFS):
for index_0 in range(
len(self.properties.get(self.SERVICE_INSTANCE_REFS))):
try:
ref_obj = self.vnc_lib().service_instance_read(
id=self.properties.get(
self.SERVICE_INSTANCE_REFS)[index_0])
except vnc_api.NoIdError:
ref_obj = self.vnc_lib().service_instance_read(
fq_name_str=self.properties.get(
self.SERVICE_INSTANCE_REFS)[index_0])
obj_0.add_service_instance(ref_obj)
try:
obj_uuid = super(ContrailVirtualMachine,
self).resource_create(obj_0)
except:
raise Exception(
_('virtual-machine %s could not be updated.') % self.name)
self.resource_id_set(obj_uuid)
def createVmi(self, vnName, requestedIp):
interfaceName = 'veth' + self.vmName
try:
ip = self.vnc_client.instance_ip_read(fq_name_str=interfaceName)
if ip:
print 'deleting ip instance'
self.vnc_client.instance_ip_delete(id=ip.uuid)
except:
print 'no ip instance'
try:
vm_interface = self.vnc_client.virtual_machine_interface_read(
fq_name=[self.vmName, interfaceName])
if vm_interface:
print 'deleting vm interface'
self.vnc_client.virtual_machine_interface_delete(
id=vm_interface.uuid)
except:
print 'no vm interface'
try:
vm = self.vnc_client.virtual_machine_read(fq_name_str=self.vmName)
if vm:
print 'deleting vm'
self.vnc_client.virtual_machine_delete(id=vm.uuid)
except:
print 'no vm'
vm_instance = vnc_api.VirtualMachine(name=self.vmName)
self.vnc_client.virtual_machine_create(vm_instance)
vm_interface = vnc_api.VirtualMachineInterface(name=interfaceName,
parent_obj=vm_instance)
vn = OpenContrailVN(vnName).VNget()
vm_interface.set_virtual_network(vn)
self.vnc_client.virtual_machine_interface_create(vm_interface)
vm_interface = self.vnc_client.virtual_machine_interface_read(
id=vm_interface.uuid)
ip = vnc_api.InstanceIp(name=interfaceName,
instance_ip_address=requestedIp.split('/')[0])
ip.set_virtual_machine_interface(vm_interface)
ip.set_virtual_network(vn)
self.vnc_client.instance_ip_create(ip)
ip = self.vnc_client.instance_ip_read(id=ip.uuid)
ipAddress = ip.get_instance_ip_address()
print 'ipaddress: %s' % ipAddress
subnet = vn.network_ipam_refs[0]['attr'].ipam_subnets[0]
gw = subnet.default_gateway
mac = vm_interface.virtual_machine_interface_mac_addresses.mac_address[
0]
vrouterInterface = interfaceName + 'p0'
ContrailVRouterApi().add_port(vm_instance.uuid,
vm_interface.uuid,
vrouterInterface,
mac,
display_name=vm_instance.name,
vm_project_id=self.tenant.uuid,
port_type='NovaVMPort')
return {
'ip': ipAddress,
'interface': interfaceName,
'gateway': gw,
'mac': mac
}
def join(self, networkId, sandboxKey):
ipInstance = self.vnc_client.instance_ip_read(fq_name=[self.epName])
vn = OpenContrailVN(networkId).VNget()
hostname = socket.gethostname()
interfaceName = 'veth' + self.epName + 'p0'
try:
vmInstance = self.vnc_client.virtual_machine_read(
fq_name=[sandboxKey])
except:
vmInstance = vnc_api.VirtualMachine(name=sandboxKey)
self.vnc_client.virtual_machine_create(vmInstance)
vmInstance = self.vnc_client.virtual_machine_read(fq_name=[sandboxKey])
vmInterface = vnc_api.VirtualMachineInterface(name=interfaceName,
parent_obj=self.tenant)
vmInterface.set_virtual_machine(vmInstance)
vmInterface.set_virtual_network(vn)
self.vnc_client.virtual_machine_interface_create(vmInterface)
vmInterface = self.vnc_client.virtual_machine_interface_read(
id=vmInterface.uuid)
ipInstance.set_virtual_machine_interface(vmInterface)
self.vnc_client.instance_ip_update(ipInstance)
mac = vmInterface.virtual_machine_interface_mac_addresses.mac_address[
0]
interfaceName + 'p0'
instIpAddress = ipInstance.get_instance_ip_address()
return {
'mac': mac,
'vmInstanceUuid': vmInstance.uuid,
'vmInterfaceUuid': vmInterface.uuid,
'vrouterInterface': interfaceName,
'vmInstanceName': vmInstance.name,
'vmProjectId': self.tenant.uuid,
'ipAddress': instIpAddress,
'vnId': vn.uuid
}
def create(self, vnName, ipAddress, ipv6Address=None):
interfaceName = 'veth' + self.vmName
vm_instance = vnc_api.VirtualMachine(name=self.vmName)
self.vnc_client.virtual_machine_create(vm_instance)
vm_interface = vnc_api.VirtualMachineInterface(name=interfaceName,
parent_obj=vm_instance)
vn = OpenContrailVN(vnName).VNget()
vm_interface.set_virtual_network(vn)
self.vnc_client.virtual_machine_interface_create(vm_interface)
vm_interface = self.vnc_client.virtual_machine_interface_read(
id=vm_interface.uuid)
ipuuid = str(uuid.uuid4())
ip = vnc_api.InstanceIp(name=ipuuid,
instance_ip_address=ipAddress.split('/')[0])
ip.set_virtual_machine_interface(vm_interface)
ip.set_virtual_network(vn)
self.vnc_client.instance_ip_create(ip)
mac = vm_interface.virtual_machine_interface_mac_addresses.mac_address[
0]
vrouterInterface = interfaceName + 'p0'
if ipv6Address:
ipv6uuid = str(uuid.uuid4())
ipv6 = vnc_api.InstanceIp(
name=ipv6uuid, instance_ip_address=ipv6Address.split('/')[0])
ipv6.set_instance_ip_family('v6')
ipv6.uuid = ipv6uuid
ipv6.set_virtual_machine_interface(vm_interface)
ipv6.set_virtual_network(vn)
self.vnc_client.instance_ip_create(ipv6)
ContrailVRouterApi().add_port(
vm_instance.uuid,
vm_interface.uuid,
vrouterInterface,
mac,
display_name=vm_instance.name,
vm_project_id=self.tenant.uuid,
port_type='NovaVMPort',
ip6_address=ipv6Address.split('/')[0])
else:
ContrailVRouterApi().add_port(vm_instance.uuid,
vm_interface.uuid,
vrouterInterface,
mac,
display_name=vm_instance.name,
vm_project_id=self.tenant.uuid,
port_type='NovaVMPort')
def create(self, name):
fq_name = [self.domain, self.tenant, name]
try:
vm_obj = self.vnc_handle.virtual_machine_read(fq_name=fq_name)
print "Virtual Machine exists"
return vm_obj.uuid
except vnc_exc.NoIdError:
vm_obj = vnc_api.VirtualMachine(name=name)
vm_id = self.vnc_handle.virtual_machine_create(vm_obj)
if vm_id:
print "Successfully creted the virtual-machine object [{}]".format(
vm_id)
return vm_id
else:
print "Error, failed to create the virtual machine"
raise
def ensure_vm_instance(self, instance_id):
instance_name = instance_id
instance_obj = vnc_api.VirtualMachine(instance_name)
try:
try:
uuid.UUID(instance_id)
instance_obj.uuid = instance_id
except ValueError:
# if instance_id is not a valid uuid, let
# virtual_machine_create generate uuid for the vm
pass
self._resource_create(instance_obj)
except vnc_exc.RefsExistError:
instance_obj = self._resource_get(id=instance_obj.uuid)
return instance_obj
def create(self):
"""Create a vm and vmi, find or create a network, and attach
the vmi to a new veth interface
Arguments:
vm_name name of the vm to create
net_name name of the netwok to arrach to
subnet x.x.x.x/len - optional if network already exists
netns Network namespace where the veth interface is bound to. Defaults to net_name
Returns:
A dict with the following elements:
port_id uuid of port
ip
veth name of veth interface
netns Network namespace where the veth interface is bound to
"""
# remember what to clean up if things go wrong
port_created = False
veth_created = False
netns_created = False
ip_created = False
vmi_created = False
vnet_created = False
vm_created = False
try:
# sanity check
net_name = self.args.get('net_name')
if not net_name:
raise ValueError("Network name argument is required")
# sanitize netns since it gets passed to the shell
netns = self.args.get('netns')
if not netns:
netns = net_name
if not re.match(r'^[-.\w]+$', netns):
raise ValueError("netns=[%s] must be a valid namespace name"
+ " (a single word)" % netns)
vnc_client = self.vnc_connect()
proj_fq_name = self.args['project'].split(':')
# find or create the VM
vm_fq_name = proj_fq_name + [ self.args['vm_name'] ]
# debug
#import pdb; pdb.set_trace()
try:
vm = vnc_client.virtual_machine_read(fq_name = vm_fq_name)
if vm:
raise ValueError(("Virtual machine named %s already exists."
+ " Use --delete to delete it")
% self.args['vm_name'])
except vnc_api.NoIdError:
# create vm if necessary
vm = vnc_api.VirtualMachine(':'.join(vm_fq_name),
fq_name=vm_fq_name)
vnc_client.virtual_machine_create(vm)
vm = vnc_client.virtual_machine_read(fq_name = vm_fq_name)
vm_created = True
# find or create the network
vnet_fq_name = proj_fq_name + [ net_name ]
vnet_created = False
try:
vnet = vnc_client.virtual_network_read(fq_name = vnet_fq_name)
except vnc_api.NoIdError:
# create the network if it doesn't exist
vnet = vnc_api.VirtualNetwork(vnet_fq_name[-1],
parent_type = 'project',
fq_name = vnet_fq_name)
# add a subnet
ipam = vnc_client.network_ipam_read(
fq_name = ['default-domain',
'default-project',
'default-network-ipam'])
(prefix, plen) = self.args['subnet'].split('/')
subnet = vnc_api.IpamSubnetType(
subnet = vnc_api.SubnetType(prefix, int(plen)))
vnet.add_network_ipam(ipam, vnc_api.VnSubnetsType([subnet]))
vnc_client.virtual_network_create(vnet)
vnet_created = True
# find or create the vmi
vmi_fq_name = vm.fq_name + ['0']
vmi_created = False
try:
vmi = vnc_client.virtual_machine_interface_read(
fq_name = vmi_fq_name)
except vnc_api.NoIdError:
vmi = vnc_api.VirtualMachineInterface(
parent_type = 'virtual-machine',
fq_name = vmi_fq_name)
vmi_created = True
vmi.set_virtual_network(vnet)
if vmi_created:
vnc_client.virtual_machine_interface_create(vmi)
else:
vnc_client.virtual_machine_interface_update(vmi)
# re-read the vmi to get its mac addresses
vmi = vnc_client.virtual_machine_interface_read(
fq_name = vmi_fq_name)
# create an IP for the VMI if it doesn't already have one
ips = vmi.get_instance_ip_back_refs()
if not ips:
ip = vnc_api.InstanceIp(vm.name + '.0')
ip.set_virtual_machine_interface(vmi)
ip.set_virtual_network(vnet)
ip_created = vnc_client.instance_ip_create(ip)
# Create the veth port. Create a veth pair. Put one end
# in the VMI port and the other in a network namespace
# get the ip, mac, and gateway from the vmi
ip_uuid = vmi.get_instance_ip_back_refs()[0]['uuid']
ip = vnc_client.instance_ip_read(id=ip_uuid).instance_ip_address
mac = vmi.virtual_machine_interface_mac_addresses.mac_address[0]
subnet = vnet.network_ipam_refs[0]['attr'].ipam_subnets[0]
gw = subnet.default_gateway
dns = gw # KLUDGE - that's the default, but some networks
# have other DNS configurations
ipnetaddr = netaddr.IPNetwork("%s/%s" %
(subnet.subnet.ip_prefix,
subnet.subnet.ip_prefix_len))
# set up the veth pair with one part for vrouter and one
# for the netns
# find a name that's not already used in the default or
# netns namespaces
link_exists = link_exists_func('', netns)
veth_vrouter = new_interface_name(suffix=vnet.uuid, prefix="ve1",
exists_func=link_exists)
veth_host = new_interface_name(suffix=vnet.uuid, prefix="ve0",
exists_func=link_exists)
sudo("ip link add %s type veth peer name %s",
(veth_vrouter, veth_host))
veth_created = True
try:
sudo("ip netns add %s", (netns,))
netns_created = True
except ProcessExecutionError:
pass
sudo("ip link set %s netns %s",
(veth_host, netns))
sudo("ip netns exec %s ip link set dev %s address %s",
(netns, veth_host, mac))
sudo("ip netns exec %s ip address add %s broadcast %s dev %s",
(netns,
("%s/%s" % (ip, subnet.subnet.ip_prefix_len)),
ipnetaddr.broadcast, veth_host))
sudo("ip netns exec %s ip link set dev %s up",
(netns, veth_host))
sudo("ip netns exec %s route add default gw %s dev %s",
(netns, gw, veth_host))
sudo("ip link set dev %s up", (veth_vrouter,))
# make a namespace-specific resolv.conf
resolv_conf = "/etc/netns/%s/resolv.conf" % netns
resolv_conf_body = "nameserver %s\n" % dns
sudo("mkdir -p %s", (os.path.dirname(resolv_conf),))
sudo("tee %s", (resolv_conf,), process_input=resolv_conf_body)
# finally, create the Contrail port
port = instance_service.ttypes.Port(
uuid_from_string(vmi.uuid),
uuid_from_string(vm.uuid),
veth_vrouter,
ip,
uuid_from_string(vnet.uuid),
mac,
)
rpc = vrouter_rpc()
rpc.AddPort([port])
port_created = True
return(dict(
port_id = uuid_array_to_str(port.port_id),
vm_id = vm.uuid,
net_id = vnet.uuid,
vmi_id = vmi.uuid,
veth = veth_host,
netns = netns,
ip = ip,
mac = mac,
gw = gw,
dns = dns,
netmask = str(ipnetaddr.netmask),
broadcast = str(ipnetaddr.broadcast),
))
except:
# something went wrong, clean up
if port_created:
rpc.DeletePort(port.port_id)
if veth_created:
sudo("ip link delete %s", (veth_vrouter,),
check_exit_code=False)
if netns_created:
sudo("ip netns delete %s", (netns,), check_exit_code=False)
if ip_created:
vnc_client.instance_ip_delete(id=ip_created)
if vmi_created:
vnc_client.virtual_machine_interface_delete(id=vmi.uuid)
if vnet_created:
vnc_client.virtual_network_delete(id=vnet.uuid)
if vm_created:
vnc_client.virtual_machine_delete(id=vm.uuid)
raise
def vnc_vm_2():
vm = vnc_api.VirtualMachine('vnc-vm-uuid-2')
vm.set_uuid('vnc-vm-uuid-2')
return vm
#project name
proj_fq_name = project.split(':')
# get vnc client
vnc = vnc_api.VncApi(api_server_host=api_server, api_server_port=api_port)
#find or create vm instance
print "=========>>> CREATE VM INSTANCE ... ..."
vm_fq_name = [vm_name]
try:
vm_instance = vnc.virtual_machine_read(fq_name=vm_fq_name)
print "[SUCCESS] VM: %s Has Exsited!" % vm_name
except vnc_api.NoIdError:
print "[WARN] VM: %s Does't Exsit! Creating ... " % vm_name
vm_instance = vnc_api.VirtualMachine(vm_name, fq_name=vm_fq_name)
vnc.virtual_machine_create(vm_instance)
finally:
vm_instance = vnc.virtual_machine_read(fq_name=vm_fq_name)
print "[INFO] VM: %s fq_name: %s" % (vm_name, vm_instance.fq_name)
# find or create the network
print "=========>>> CREATE NETWORK ... ..."
#vnet_fq_name = [u'default-domain', u'vCenter', u'vn3'])
vnet_fq_name = proj_fq_name + [net_name]
try:
vnet = vnc.virtual_network_read(fq_name=vnet_fq_name)
print "[SUCCESS] VNET: %s Has Exsited!" % net_name
except vnc_api.NoIdError:
print "[WARN] VNET: %s Doesn't Exist! Creating ..." % net_name
vnet = vnc_api.irtualNetwork(net_name,